LAMMPS (12 Jun 2025 - Development - patch_12Jun2025-584-g3e8807bee0-modified)
  using 1 OpenMP thread(s) per MPI task
# created by fftool

units real
boundary p p p

atom_style full
bond_style harmonic
angle_style harmonic
dihedral_style opls

special_bonds lj/coul 0.0 0.0 0.5

pair_style hybrid/overlay lj/cut/coul/long 8.0 8.0 thole 2.600 8.0 coul/tt 4 8.0
pair_modify tail yes
kspace_style pppm 1.0e-5

read_data data.ethylene_glycol
Reading data file ...
  orthogonal box = (0 0 0) to (35 35 35)
  1 by 2 by 2 MPI processor grid
  reading atoms ...
  2800 atoms
  scanning bonds ...
  2 = max bonds/atom
  scanning angles ...
  6 = max angles/atom
  scanning dihedrals ...
  9 = max dihedrals/atom
  orthogonal box = (0 0 0) to (35 35 35)
  1 by 2 by 2 MPI processor grid
  reading bonds ...
  2600 bonds
  reading angles ...
  2800 angles
  reading dihedrals ...
  3000 dihedrals
Finding 1-2 1-3 1-4 neighbors ...
  special bond factors lj:    0        0        0.5     
  special bond factors coul:  0        0        0.5     
     5 = max # of 1-2 neighbors
     6 = max # of 1-3 neighbors
    10 = max # of 1-4 neighbors
    13 = max # of special neighbors
  special bonds CPU = 0.001 seconds
  read_data CPU = 0.021 seconds

pair_coeff    1    1 lj/cut/coul/long     0.057289     3.500000  # CTO CTO ~
pair_coeff    1    2 lj/cut/coul/long     0.091945     3.304542  # CTO OHG ~
pair_coeff    1    3 lj/cut/coul/long     0.038625     2.958040  # CTO H1O ~
pair_coeff    1    4 lj/cut/coul/long     0.000000     0.000000  # CTO HOG ~
pair_coeff    2    2 lj/cut/coul/long     0.147565     3.120000  # OHG OHG ~
pair_coeff    2    3 lj/cut/coul/long     0.061990     2.792848  # OHG H1O ~
pair_coeff    2    4 lj/cut/coul/long     0.000000     0.000000  # OHG HOG ~
pair_coeff    3    3 lj/cut/coul/long     0.026041     2.500000  # H1O H1O ~
pair_coeff    3    4 lj/cut/coul/long     0.000000     0.000000  # H1O HOG ~
pair_coeff    4    4 lj/cut/coul/long     0.000000     0.000000  # HOG HOG ~
pair_coeff    *   5* lj/cut/coul/long     0.000000     0.000000
pair_coeff    1    1 thole   1.662
pair_coeff    1    2 thole   1.561
pair_coeff    1    5 thole   1.662
pair_coeff    1    6 thole   1.561
pair_coeff    2    2 thole   1.467
pair_coeff    2    5 thole   1.561
pair_coeff    2    6 thole   1.467
pair_coeff    5    5 thole   1.662
pair_coeff    5    6 thole   1.561
pair_coeff    6    6 thole   1.467
pair_coeff    2    4 coul/tt  4.5 1.0
pair_coeff    4    6 coul/tt  4.5 1.0
pair_coeff    1    4 coul/tt  4.5 1.0
pair_coeff    4    5 coul/tt  4.5 1.0

group ATOMS type 1 2 3 4
2000 atoms in group ATOMS
group CORES type 1 2
800 atoms in group CORES
group DRUDES type 5 6
800 atoms in group DRUDES

fix DRUDE all drude C C N N D D

fix SHAKE ATOMS shake 0.0001 20 0 b 3 4
Finding SHAKE clusters ...
     400 = # of size 2 clusters
     400 = # of size 3 clusters
       0 = # of size 4 clusters
       0 = # of frozen angles
  find clusters CPU = 0.000 seconds

neighbor 2.0 bin

timestep 1.0

variable TK equal 298.0
variable TDK equal 1.0
variable PBAR equal 1.0

comm_modify vel yes
velocity ATOMS create ${TK} 12345
velocity ATOMS create 298 12345

compute TATOM ATOMS temp
compute TDRUDE all temp/drude

fix DTDIR all drude/transform/direct
fix TSTAT ATOMS npt temp ${TK} ${TK} 200 iso ${PBAR} ${PBAR} 1000
fix TSTAT ATOMS npt temp 298 ${TK} 200 iso ${PBAR} ${PBAR} 1000
fix TSTAT ATOMS npt temp 298 298 200 iso ${PBAR} ${PBAR} 1000
fix TSTAT ATOMS npt temp 298 298 200 iso 1 ${PBAR} 1000
fix TSTAT ATOMS npt temp 298 298 200 iso 1 1 1000
fix_modify TSTAT temp TATOM press thermo_press
WARNING: Temperature for fix modify is not for group all (src/fix_nh.cpp:1402)
fix TSTDR DRUDES nvt temp ${TDK} ${TDK} 50
fix TSTDR DRUDES nvt temp 1 ${TDK} 50
fix TSTDR DRUDES nvt temp 1 1 50
fix DTINV all drude/transform/inverse

fix ICECUBE all momentum 1000 linear 1 1 1

thermo_style custom step etotal ke pe ebond eangle evdwl ecoul elong   press vol density c_TATOM c_TDRUDE[1] c_TDRUDE[2]
thermo 50

run 500
PPPM initialization ...
  using 12-bit tables for long-range coulomb
  G vector (1/distance) = 0.41206781
  grid = 54 54 54
  stencil order = 5
  estimated absolute RMS force accuracy = 0.0040479865
  estimated relative force accuracy = 1.2190391e-05
  using double precision FFTW3
  3d grid and FFT values/proc = 81648 39366
Generated 0 of 15 mixed pair_coeff terms from geometric mixing rule
Rebuild special list taking Drude particles into account
Old max number of 1-2 to 1-4 neighbors: 13
New max number of 1-2 to 1-4 neighbors: 13 (+0)
Neighbor list info ...
  update: every = 1 steps, delay = 0 steps, check = yes
  max neighbors/atom: 2000, page size: 100000
  master list distance cutoff = 10
  ghost atom cutoff = 10
  binsize = 5, bins = 7 7 7
  3 neighbor lists, perpetual/occasional/extra = 3 0 0
  (1) pair lj/cut/coul/long, perpetual
      attributes: half, newton on
      pair build: half/bin/newton
      stencil: half/bin/3d
      bin: standard
  (2) pair thole, perpetual, skip from (1)
      attributes: half, newton on
      pair build: skip
      stencil: none
      bin: none
  (3) pair coul/tt, perpetual, skip from (1)
      attributes: half, newton on
      pair build: skip
      stencil: none
      bin: none
Per MPI rank memory allocation (min/avg/max) = 21.28 | 21.29 | 21.3 Mbytes
   Step         TotEng         KinEng         PotEng         E_bond        E_angle         E_vdwl         E_coul         E_long         Press          Volume        Density        c_TATOM      c_TDRUDE[1]    c_TDRUDE[2]  
         0   2707.9279      1420.362       1287.5659      1474.8647      30.734202     -461.31379      540022.21     -539778.93     -9408.4249      42875          0.48077588     298            294.34401      6.9394757    
        50   1418.4669      1249.502       168.96493      309.99546      480.01553     -495.04808      539716.53     -540017.02      3344.2844      42776.949      0.48187789     252.07241      255.56807      12.8414      
       100   1391.6311      1287.2692      104.36192      333.86638      427.43216     -456.38003      539638.17     -540023.61     -3962.1774      42668.283      0.48310512     265.74273      268.23371      3.3477435    
       150   1404.786       1334.1949      70.591141      285.69319      480.49155     -340.69069      539518.01     -540045.75     -2082.9174      42395.713      0.48621109     274.19438      278.9463       1.6008212    
       200   1425.8197      1378.4983      47.321343      460.3582       459.34089     -415.44784      539411.67     -540044.6       6205.8022      42117.045      0.48942811     284.32249      288.46227      1.1474865    
       250   1451.5308      1408.0792      43.451608      376.36315      598.22562     -302.55742      539235.03     -540053.8      -3523.5219      41843.302      0.49263001     290.29736      294.90586      0.66500916   
       300   1460.332       1532.4501     -72.118066      394.63929      561.1946      -334.56116      539192.83     -540050.12      4984.7162      41569.485      0.49587494     316.03911      320.88622      0.85911428   
       350   1465.3215      1564.1512     -98.829715      418.4321       585.97274     -296.62479      539077.24     -540036.78      740.62733      41386.894      0.49806264     322.55739      327.69226      0.54089008   
       400   1446.0616      1528.7719     -82.71031       414.47177      582.4172      -279.89482      539064.81     -540045.35     -1758.1036      41241.935      0.49981326     314.95154      320.11143      0.86626282   
       450   1411.6637      1569.324      -157.66033      380.5348       668.12854     -290.80865      538968.33     -540032.62      3122.6762      41154.154      0.50087935     323.38186      328.46187      1.1708717    
       500   1366.0215      1653.6011     -287.57961      433.25033      598.3817      -281.96487      538837.41     -540025.77     -2921.4139      41080.821      0.50177346     340.52596      346.03091      1.374324     
Loop time of 4.93673 on 4 procs for 500 steps with 2800 atoms

Performance: 8.751 ns/day, 2.743 hours/ns, 101.282 timesteps/s, 283.589 katom-step/s
91.0% CPU use with 4 MPI tasks x 1 OpenMP threads

MPI task timing breakdown:
Section |  min time  |  avg time  |  max time  |%varavg| %total
---------------------------------------------------------------
Pair    | 0.73454    | 0.78585    | 0.81342    |   3.4 | 15.92
Bond    | 0.058354   | 0.064209   | 0.071807   |   1.9 |  1.30
Kspace  | 2.3233     | 2.392      | 2.4599     |   3.2 | 48.45
Neigh   | 0.066928   | 0.094477   | 0.12167    |   8.8 |  1.91
Comm    | 0.058135   | 0.10852    | 0.19214    |  16.9 |  2.20
Output  | 0.00035897 | 0.0003985  | 0.00050242 |   0.0 |  0.01
Modify  | 1.4797     | 1.4837     | 1.4876     |   0.3 | 30.06
Other   |            | 0.007495   |            |       |  0.15

Nlocal:            700 ave         721 max         665 min
Histogram: 1 0 0 0 0 0 1 0 1 1
Nghost:        4229.75 ave        4342 max        4122 min
Histogram: 1 1 0 0 0 0 0 1 0 1
Neighs:         111742 ave      117832 max      101990 min
Histogram: 1 0 0 0 0 1 0 0 0 2

Total # of neighbors = 446968
Ave neighs/atom = 159.63143
Ave special neighs/atom = 11.714286
Neighbor list builds = 28
Dangerous builds = 0

Total wall time: 0:00:04
